title: Overview
hide:
- toc
- navigationITAGeometricalAcoustics {style="text-align: center;"}
The open-source C++ library collection for the simulation of outdoor sound propagation using the principle of geometrical acoustics {style="font-size:1.2em;text-align: center;"}
## Atmospheric sound propagation
{ srcset="../assets/aircraft_above_ihta_with_sound_paths-480.jpg 480w, ../assets/aircraft_above_ihta_with_sound_paths-960.jpg 960w, ../assets/aircraft_above_ihta_with_sound_paths-1920.jpg 1920w" loading=lazy width=100% style="border-radius: .2rem;" }Atmospheric Ray Tracing{ .md-button .md-button--primary}
## Urban sound propagation
{ srcset="../assets/urban_scene_with_sound_paths-480.jpg 480w, ../assets/urban_scene_with_sound_paths-960.jpg 960w, ../assets/urban_scene_with_sound_paths-1920.jpg 1920w" loading=lazy width=100% style="border-radius: .2rem;" }Image edge model{ .md-button .md-button--primary}
## Combined sound propagation
{ srcset="../assets/aircraft_above_urban_area_with_sound_paths-480.jpg 480w, ../assets/aircraft_above_urban_area_with_sound_paths-960.jpg 960w, ../assets/aircraft_above_urban_area_with_sound_paths-1920.jpg 1920w" loading=lazy width=100% style="border-radius: .2rem;" }Virtual source method{ .md-button .md-button--primary}